Home / 107,963.28-148,986.14-60,215.54

Finding the Fourth Proportional to 107,963.28, 148,986.14 and 60,215.54

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Solution

The fourth proportional to 107,963.28, 148,986.14 and 60,215.54 is: 83,095.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,963.28 : 148,986.14 = 60,215.54 : x
  2. Step 2: Convert to fraction form
    107,963.28/148,986.14 = 60,215.54/x
  3. Step 3: Cross multiply
    107,963.28x = 148,986.14 × 60,215.54
  4. Step 4: Simplify right side
    107,963.28x = 8,971,279,826.61
  5. Step 5: Solve for x
    x = 8,971,279,826.61/107,963.28
  6. Step 6: Final answer
    x = 83,095.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.